Home / 119,812-131,332

Finding the Third Proportional to 119,812 and 131,332

Calculator

Solution

The third proportional to 119,812 and 131,332 is: 143,959.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,812 : 131,332 = 131,332 : x
  2. Step 2: Convert to fraction form
    119,812/131,332 = 131,332/x
  3. Step 3: Cross multiply
    119,812x = 131,332 × 131,332
  4. Step 4: Simplify right side
    119,812x = 17,248,094,224
  5. Step 5: Solve for x
    x = 17,248,094,224/119,812
  6. Step 6: Final answer
    x = 143,959.66

Related Problems

Find third proportional to 59,906 and 65,666
Half scale
Find third proportional to 239,624 and 262,664
Double scale
Find third proportional to 119,814 and 131,334
Similar ratio
Find third proportional to 179,718 and 196,998
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.